<template>
    <div class="icons">
        <swiper :options="swiperOption">
        <swiper-slide 
        v-for="(page, index) of pages" 
        :key="index"
        >
            <div class="icon" 
            v-for="item of page" 
            :key="item.id"
            >
                <div class="icon-img">
                    <img class="icon-img-content" 
                    :src='item.imgUrl' >
                        <p class="icon-desc">{{ item.desc }}</p>
                </div>
            </div>
        </swiper-slide>
            <div class="swiper-pagination"  slot="pagination"></div>
        </swiper>
    </div>
</template>
<script>
export default {
    name:'HomeIcons',
    props:{
        iconList:Array
    },
    data(){
        return{
            swiperOption:{
                autoplay:false
            }
        }
    },
    computed:{
        pages () {
            const pages = []
            this.iconList.forEach((item, index)=>{
                const page =Math.floor(index / 8)
                if(!pages[page]){
                    pages[page] = []
                }
                pages[page].push(item)
            })
            return pages
        }
    }
}
</script>
<style lang="stylus" scoped>
  @import '~styles/varibles.styl'
  @import '~styles/mixins.styl'
.icons >>> .swiper-container
    height 0
    padding-bottom 50%
.icon
    position relative
    overflow hidden
    float:left
    width 25%
    height 0
    padding-bottom 27.2%
.icon-img
    position absolute
    top 0
    left 0
    right 0
    bottom .44rem
    box-siziimg border-box
    padding .1rem
.icon-img-content
    height 80%
    display block
    margin 0 auto
.icon-desc
    position absolute
    left 0
    right 0
    bottom 0
    height .44rem
    line-height .44rem
    text-align center
    color $darkTextColor
    ellipsis()
</style>
